2012 BMW 1 Series 3-door Hatchback engine fastener tightening specifications

in your garage to make future searches easy.

Condition	Value

expand_moreAir intake system

expand_moreIntake manifold

expand_more114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)

expand_moreM8


Nuts	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


Stud screws	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_more118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)

expand_moreM8


Nuts	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


Stud screws	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)


M7	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreAll other modifications


First stage	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Figure 1. Air intake system, Intake manifold, All other modifications.
Second stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
See figure 1.

expand_moreIntake manifold support


M6	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreAuxiliary assemblies

expand_moreAuxiliary drive belt deflection pulley

expand_moreAll other modifications


M10	28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m
M8	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m

expand_moreAuxiliary drive belt tensioner

expand_more114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)


M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_more118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)


M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m

expand_moreAll other modifications


M10	28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m

expand_moreAir-conditioning compressor

expand_more114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)


M8	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_more118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)


M8	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m


All other modifications	28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m

expand_moreAir-conditioning compressor bracket


114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
116 i with gasoline straight-4 1.6 L 134 HP engine (2011.12–)	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreAll other modifications


M8	13.28 lbf⋅ft13.28 lbf⋅ft18 N⋅m


Air-conditioning compressor pressure line	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreAlternator

expand_more114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)


M10	28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m
M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_more118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)


M10	28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m
M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreAll other modifications


M10	28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m

expand_moreGenerator bracket


114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
116 i with gasoline straight-4 1.6 L 134 HP engine (2011.12–)	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreAll other modifications


M8	13.28 lbf⋅ft13.28 lbf⋅ft18 N⋅m


Vacuum pump	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreCarburetion

expand_moreFuel-distributing pipe


114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m
116 i with gasoline straight-4 1.6 L 134 HP engine (2011.12–)	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m
118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m
125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)	5.16 lbf⋅ft5.16 lbf⋅ft7 N⋅m
All other modifications	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreHigh-pressure line

expand_more114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)


M12	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
M14	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_more118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)


M12	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
M14	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)


M14	19.91–24.34 lbf⋅ft19.91–24.34 lbf⋅ft27–33 N⋅m


All other modifications	17.7 lbf⋅ft17.7 lbf⋅ft24 N⋅m

expand_moreHigh-pressure pump


114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Tighten bolts uniformly in several passes.
116 i with gasoline straight-4 1.6 L 134 HP engine (2011.12–)	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Tighten bolts uniformly in several passes.
118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Tighten bolts uniformly in several passes.

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)


M6	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Tighten bolts uniformly in several passes.

expand_moreAll other modifications


M8	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m

expand_moreHigh-pressure pump pulley

expand_more114 d with diesel straight-4 1.6 L 94 HP, 260 N⋅m at 1750 RPM engine (2012.7–)


Cap	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace the cover plate.

expand_moreM12


Central screws	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m

expand_more116 d with diesel straight-4 1.6 L 114 HP engine (2011.12–)


Cap	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace the cover plate.

expand_moreM12


Central screws	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m

expand_moreAll other modifications


M12	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m

expand_moreInjection hoses

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)


M12	14.75–19.18 lbf⋅ft14.75–19.18 lbf⋅ft20–26 N⋅m


All other modifications	17.7 lbf⋅ft17.7 lbf⋅ft24 N⋅m

expand_moreInjection nozzle (injector)

expand_more114 d with diesel straight-4 1.6 L 94 HP, 260 N⋅m at 1750 RPM engine (2012.7–)


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Second stage	19.18 lbf⋅ft19.18 lbf⋅ft26 N⋅m

expand_more116 d with diesel straight-4 1.6 L 114 HP engine (2011.12–)


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Second stage	19.18 lbf⋅ft19.18 lbf⋅ft26 N⋅m


125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)	8.11–11.06 lbf⋅ft8.11–11.06 lbf⋅ft11–15 N⋅m
All other modifications	19.18 lbf⋅ft19.18 lbf⋅ft26 N⋅m

expand_moreCharging

expand_moreTurbo charger


All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Use hot screw paste


Turbocharger bracket	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreTurbocharger oil feed line

expand_more114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)


Banjo screws	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace sealing rings.

expand_moreM6


Screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_more118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)


Banjo screws	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace sealing rings.

expand_moreM6


Screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m


All other modifications	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace sealing rings.

expand_moreTurbocharger oil return line

expand_more114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_more118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m


All other modifications	2.21 lbf⋅ft2.21 lbf⋅ft3 N⋅m

expand_moreCooling system

expand_moreCoolant pump

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)

expand_moreOnto crankcase


M8	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m


All other modifications	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m


Coolant pump pulley	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreCoolant pump drive wheel


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreCylinder head

expand_moreCamshaft bearing

expand_more114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)


Inlet camshaft	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Outlet camshaft	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_more118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)


Inlet camshaft	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Outlet camshaft	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)

expand_moreInlet camshaft


M6 × 30 screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreOutlet camshaft


M6 × 50 screws	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_moreAll other modifications


Bearing cap	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Figure 2. Cylinder head, Camshaft bearing, All other modifications.
Bearing casing	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m
See figure 2.

expand_moreCylinder head screws

expand_more114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)

expand_moreScrews 1 – 10

Figure 3. Cylinder head, Cylinder head screws, 114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–), Screws 1 – 10.


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws. See figure 3.
Second stage	90°90°90°
Third stage	90°90°90°

expand_moreScrews 11 – 12


Fourth stage	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Replace screws.
Fifth stage	90°90°90°
Sixth stage	90°90°90°

expand_moreScrew 13


Seventh stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws.

expand_more118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)

expand_moreScrews 1 – 10


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws. See figure 3.
Second stage	90°90°90°
Third stage	90°90°90°

expand_moreScrews 11 – 12


Fourth stage	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Replace screws.
Fifth stage	90°90°90°
Sixth stage	90°90°90°

expand_moreScrew 13


Seventh stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws.

expand_more125 d with diesel straight-4 2.0 L 208 HP engine (2011.12–)

expand_moreScrews 1 – 10

Figure 4. Cylinder head, Cylinder head screws, 125 d with diesel straight-4 2.0 L 208 HP engine (2011.12–), Screws 1 – 10.


First stage	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Replace screws. See figure 4.
Second stage	180° detach
loosen in reverse order to the illustration
Third stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Fourth stage	120°120°120°
Fifth stage	120°120°120°

expand_moreScrew 11


Sixth stage	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)

expand_moreScrews 1 – 6

Figure 5. Cylinder head, Cylinder head screws, 125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–), Screws 1 – 6.


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws. See figure 5.
Third stage	90°90°90°
Fifth stage	180°180°180°

expand_moreScrews 7 – 10


Second stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws.
Fourth stage	90°90°90°
Sixth stage	180°180°180°

expand_moreScrew 11


Seventh stage	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreAll other modifications

expand_moreScrews 1 – 10

Figure 6. Cylinder head, Cylinder head screws, All other modifications, Screws 1 – 10.


First stage	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Replace screws. See figure 6.
Second stage	180° detach
loosen in reverse order to the illustration
Third stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Fourth stage	120°120°120°
Fifth stage	120°120°120°

expand_moreScrew 11


Sixth stage	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m

expand_moreValve cover


114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
See figure 7.

116 i with gasoline straight-4 1.6 L 134 HP engine (2011.12–)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
See figure 7.

118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
See figure 7.
Figure 8. Cylinder head, Valve cover.
125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
See figure 8.

expand_moreAll other modifications


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreEngine block

expand_moreBalance shaft gear wheel

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)

expand_moreM10 central screws


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Use new screw.
Second stage	70.07 lbf⋅ft70.07 lbf⋅ft95 N⋅m

expand_moreAll other modifications


First stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Second stage	90°90°90°

expand_moreBalance shaft module


M6 × 25 screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreM8 × 40 screws


First stage	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m
Second stage	90°90°90°

expand_moreM8 × 75 screws


First stage	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m
Second stage	90°90°90°

expand_moreConnecting rod bearing

expand_more114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)


First stage	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Replace, wash and lubricate the screws.
Second stage	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Third stage	130°130°130°

expand_more118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)


First stage	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Replace, wash and lubricate the screws.
Second stage	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Third stage	130°130°130°

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screw, wash and slightly oil.
Second stage	140°140°140°

expand_moreAll other modifications


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace, wash and lubricate the screws.
Second stage	70°70°70°

expand_moreCrankshaft central screws

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)

expand_moreM18


First stage	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Use new screw.
Second stage	270°270°270°

expand_moreAll other modifications


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace the screws and lubricate lightly
Second stage	180°180°180°

expand_moreDrive plate

expand_more116 i with gasoline straight-4 1.6 L 134 HP engine (2011.12–)


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace screws.
Second stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Third stage	90°90°90°

expand_more118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace screws.
Second stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Third stage	90°90°90°

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage	45°45°45°


All other modifications	88.51 lbf⋅ft88.51 lbf⋅ft120 N⋅m
Replace screws.


Engine block closure screws	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreFlywheel

expand_more114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace screws.
Second stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws.
Third stage	90°90°90°

expand_more118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace screws.
Second stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws.
Third stage	90°90°90°


All other modifications	88.51 lbf⋅ft88.51 lbf⋅ft120 N⋅m
Replace screws.

expand_moreMain bearing

expand_more114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)

expand_moreScrews 1 – 10

Figure 9. Engine block, Main bearing, 114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–), Screws 1 – 10.


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws. See figure 9.
Third stage	150°150°150°

expand_moreScrews 11 – 28


Second stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.

expand_more118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)

expand_moreScrews 1 – 10


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws. See figure 9.
Third stage	150°150°150°

expand_moreScrews 11 – 28


Second stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)

expand_moreScrews 1 – 10

Figure 10. Engine block, Main bearing, 125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–), Screws 1 – 10.


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws. See figure 10.
Second stage	90°90°90°

expand_moreScrews 11 – 30


Third stage	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreAll other modifications

expand_moreM10 × 85 screws


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws.
Second stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Third stage	60°60°60°
Fourth stage	60°60°60°

expand_moreVibration damper


114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
116 i with gasoline straight-4 1.6 L 134 HP engine (2011.12–)	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)


M8 × 16 screws	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m

expand_moreAll other modifications


First stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Replace screws.
Second stage	120°120°120°

expand_moreEngine control

expand_moreCamshaft timing chain guide rail

expand_more114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)

expand_moreAt the cylinder head


M14	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreOn the engine block


M8	17.7 lbf⋅ft17.7 lbf⋅ft24 N⋅m

expand_more118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)

expand_moreAt the cylinder head


M14	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreOn the engine block


M8	17.7 lbf⋅ft17.7 lbf⋅ft24 N⋅m

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)

expand_moreAt the cylinder head


M7	10.33 lbf⋅ft10.33 lbf⋅ft14 N⋅m

expand_moreM18


Cap	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreM22


Cap	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace the cover plate.

expand_moreOn the engine block


M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.

expand_moreCamshaft timing chain slip rail

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)

expand_moreAt the cylinder head


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreCamshaft timing chain tensioner


114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)	59 lbf⋅ft59 lbf⋅ft80 N⋅m
116 i with gasoline straight-4 1.6 L 134 HP engine (2011.12–)	59 lbf⋅ft59 lbf⋅ft80 N⋅m
118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)	59 lbf⋅ft59 lbf⋅ft80 N⋅m
125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)	59 lbf⋅ft59 lbf⋅ft80 N⋅m
All other modifications	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m

expand_moreCamshaft timing chain tensioning rail

expand_more114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)

expand_moreOn the engine block


M8	17.7 lbf⋅ft17.7 lbf⋅ft24 N⋅m

expand_more118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)

expand_moreOn the engine block


M8	17.7 lbf⋅ft17.7 lbf⋅ft24 N⋅m

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)

expand_moreM22


Cap	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace the cover plate.

expand_moreOn the engine block


M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.

expand_moreCamshaft timing gear


All other modifications	10.33 lbf⋅ft10.33 lbf⋅ft14 N⋅m


Control drive chain guide rail	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace bearing bolt.
Control drive chain tensioner	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Control drive chain tensioning rail	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace bearing bolt.

expand_moreControl drive sprocket wheel

expand_moreEccentric shaft for intake valve timing

expand_moreBearing pedestal


At the cylinder head	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreInlet camshaft wheel

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)

expand_moreCentral screws


First stage	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
Second stage	55°55°55°

expand_moreAll other modifications

expand_moreCentral screws


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Use new screw.
Second stage	180°180°180°


Intermediate shaft chain sprocket	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Replace nuts.
Oil pump drive chain tensioner	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreOutlet camshaft wheel

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)

expand_moreCentral screws


First stage	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
Second stage	55°55°55°

expand_moreAll other modifications

expand_moreCentral screws


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Use new screw.
Second stage	180°180°180°

expand_moreTiming case cover

expand_moreBMW diesel straight-4 2.0 L N47 D20 D 208 HP


Locking screws	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Use new screw.

expand_moreM6

expand_moreScrews


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Second stage	90°90°90°

expand_moreAll other modifications


Cap	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace the cover plate.

expand_moreScrews (M6)


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Second stage	90°90°90°

expand_moreEngine lubrication

expand_moreOil cooler


All other modifications	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m

expand_moreOil drain plug


114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace sealing rings.
116 i with gasoline straight-4 1.6 L 134 HP engine (2011.12–)	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace sealing rings.
118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace sealing rings.
125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace plastic screw.

expand_moreAll other modifications


M12 × 1,5 screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace sealing rings.

expand_moreOil filter housing

expand_more114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)


At the cylinder head	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace sealing rings.
Oil filter cover	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace sealing rings.

expand_more118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)


At the cylinder head	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace sealing rings.
Oil filter cover	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace sealing rings.

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)


At the cylinder head	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Oil filter cover	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAll other modifications


Oil filter cover	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
On the engine block	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m

expand_moreOil pump

expand_more114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)


M8	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_more118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)


M8	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)

Figure 11. Engine lubrication, Oil pump, 125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–).


M6 × 70 screws	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
See figure 11.

expand_moreAll other modifications


M8 × 30 screws	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreM8 × 45 screws


First stage	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreOil pump chain wheel

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)

expand_moreM10 central screws


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Use new screw.
Second stage	70.07 lbf⋅ft70.07 lbf⋅ft95 N⋅m

expand_moreAll other modifications


First stage	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Use new screw. (left-hand thread)
Second stage	90°90°90°

expand_moreOil sump

expand_more114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)


M6	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_more118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)


M6	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)


Plastic oil sump	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreAll other modifications


On the engine block	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreEngine management

expand_moreCamshaft sensor


114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
116 i with gasoline straight-4 1.6 L 134 HP engine (2011.12–)	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
All other modifications	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m

expand_moreCharge air pressure sensor


114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
116 i with gasoline straight-4 1.6 L 134 HP engine (2011.12–)	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
All other modifications	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreCrankshaft sensor


125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
All other modifications	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m


Exhaust gas temperature sensor	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Glow plugs	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m
Knock sensor	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Lambda sensor	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m

expand_moreEngine mounting

expand_moreEngine bracket


114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)	41.3 lbf⋅ft41.3 lbf⋅ft56 N⋅m
118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)	41.3 lbf⋅ft41.3 lbf⋅ft56 N⋅m
All other modifications	28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m

expand_moreEngine mounting


At the subframe	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m
On engine bracket	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m

expand_moreSubframe


M12	88.51 lbf⋅ft88.51 lbf⋅ft120 N⋅m
M14	88.51 lbf⋅ft88.51 lbf⋅ft120 N⋅m

expand_moreSubframe stiffening plate

expand_moreAt the subframe


First stage	41.3 lbf⋅ft41.3 lbf⋅ft56 N⋅m
Replace screws.
Second stage	60°60°60°

expand_moreExhaust system

expand_moreCatalytic converter


Clamps	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m
Replace clamps.

expand_moreCatalytic converter bracket


All other modifications	15.49 lbf⋅ft15.49 lbf⋅ft21 N⋅m

expand_moreDiesel particulate filter


Clamps	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreExhaust manifold

expand_more114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)

expand_moreNuts

Figure 12. Exhaust system, Exhaust manifold, 114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–), Nuts.


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace nuts. See figure 12.
Second stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_more118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)

expand_moreNuts


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace nuts. See figure 12.
Second stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)

Figure 13. Exhaust system, Exhaust manifold, 125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–).


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace nuts. See figure 13.
Second stage	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m

expand_moreAll other modifications


M7	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m


Exhaust manifold heat shields	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreExhaust pipe

expand_more114 i with gasoline straight-4 1.6 L 101 HP engine (2011.12–)


Clamps	24.34 lbf⋅ft24.34 lbf⋅ft33 N⋅m

expand_more118 i with gasoline straight-4 1.6 L 168 HP engine (2012.7–)


Clamps	24.34 lbf⋅ft24.34 lbf⋅ft33 N⋅m

expand_moreAll other modifications


Clamps	19.18 lbf⋅ft19.18 lbf⋅ft26 N⋅m


Exhaust pipe bracket	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m
Replace nuts.

expand_moreParticle filter bracket


M12	28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m
M8	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m

expand_moreFuel supply

expand_moreFuel lines

expand_moreIgnition system

expand_moreSpark plugs

expand_more125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)


M12	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m
M14	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreAll other modifications


M12 × 1,25 screws	14.75–19.18 lbf⋅ft14.75–19.18 lbf⋅ft20–26 N⋅m
M14 × 1,25 screws	19.91–24.34 lbf⋅ft19.91–24.34 lbf⋅ft27–33 N⋅m

expand_moreStart system

expand_moreStarter


125 i with gasoline straight-4 2.0 L 215 HP engine (2011.12–)	28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m
All other modifications	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2012 BMW 1 Series 3-door Hatchback user's manual. Keep in mind that all information here is provided “as is” without any warranty of any kind.

Before doing any DIY service please check your insurance policy and BMW warranty policy for your region. In some regions DIY service may invalidate your warranty.

Maintenance Items

Engine Fastener Tightening Specifications
Front Suspension Fastener Tightening Specifications
Rear Suspension Fastener Tightening Specifications
Transmission Fastener Tightening Specifications

Service Intervals

Conquer your fears and never give up!

DIY car service is not as difficult as it looks like and it might save you thousands of dollars per year. It might be even fun and a good thing to do with your kids on a weekend to teach them how basic machinery works. It's really hard to screw something up and damage your car permanently if you use right tools, follow BMW 1 Series 3-door Hatchback service manual and use right parts and fluids in prescribed amounts. Even modern cars stuffed with electronics can be serviced in your garage or even in your driveway. Changing engine oil, brake fluid, ATF, replacing brake pads, and etc. It's all may be done by yourself in a mater of a couple of hours.

Doing basic service for your 2012 BMW 1 Series 3-door Hatchback you're not only saving money, but also also improving your technical skills and learning something new.

2012 BMW 1 Series 3-door Hatchback generations

In 2012 BMW offered 2 generations of the 1 Series 3-door Hatchback. Engine fastener tightening specifications may vary in different generations. Be sure that you are looking at the rigt modification.

First generation

E81

2012 BMW 1 Series 3-door Hatchback Second generation Engine Fastener Tightening Specifications

Table of Contents

Conquer your fears and never give up!

2012 BMW 1 Series 3-door Hatchback generations

First generation

BMW 1 Series 3-door Hatchback Second generation model years

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